Is there a chill in the air? This Patio Heater is perfect to keep you comfortable in cooler temperatures. 48,000 BTU's, 18ft Heat radius. This comes complete with a 5 gallon tank of propane that will last 8-10 hours. The wheels underneath make it easier to move to the best spot and it has a auto shut off for safety. If you order without an inflatable a $40 Non-Inflatable fee will be added.